50538893 has 2 divisors, whose sum is σ = 50538894. Its totient is φ = 50538892.

The previous prime is 50538881. The next prime is 50538923. The reversal of 50538893 is 39883505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50438404 + 100489 = 7102^2 + 317^2 .

It is a cyclic number.

It is not a de Polignac number, because 50538893 - 2⁴ = 50538877 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50538893.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50538833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25269446 + 25269447.

It is an arithmetic number, because the mean of its divisors is an integer number (25269447).

Almost surely, 2^50538893 is an apocalyptic number.

It is an amenable number.

50538893 is a deficient number, since it is larger than the sum of its proper divisors (1).

50538893 is an equidigital number, since it uses as much as digits as its factorization.

50538893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 41.

The square root of 50538893 is about 7109.0711770245. The cubic root of 50538893 is about 369.7219557071.

The spelling of 50538893 in words is "fifty million, five hundred thirty-eight thousand, eight hundred ninety-three".